purblind d视力不佳的;愚钝的
同义词：dim-sightednear-blindsand-blindvisually impairedvisually challenged
"a purblind oligarchy that flatly refused to see that history was condemning it to the dustbin"
同义词：obtuse
ADJ（形容词） partly or nearly blind 半盲的; 几乎瞎的